<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head></head>
<body onload="document.Form1.submit()">
    <form th:object="${ssoLogin}" name="Form1" method="post" th:action="${ssoLogin.eacAddress}">
        <input name="IASID" type="hidden" th:value="*{iasId}"/>
        <input name="TimeStamp" type="hidden" th:value="*{timeStamp}"/>
        <input name="ReturnURL" type="hidden" th:value="*{returnUrl}"/>
        <input name="Authenticator" type="hidden" th:value="*{ssoSignature}"/>
    </form>
</body>
</html>